campaigns/kæmˈpeɪn/动词从事活动；开展运动；发起运动They've been campaigning for years to get him out of prison.多年来为了让他出狱他们一直在积极活动。/kæmˈpeɪn/名词（尤指政治、商业或军事的）专项活动，运动a bombing campaign轰炸行动想跟读，去练习
